Identify the following referance angle.
-130°
a.-50°
b.-130°
c. 130°
0.50

Answers

Answer 1
The answer would be b.-130

Related Questions

Is 0.584... rational or irrational

Answers

Answer:

Its irrational since it’s never ending

Step-by-step explanation:

rational numbers are usually perfect squares and since that’s repeating it’s not A erfect square instead its irrational since it never ends

Answer:

0.584... is irrational

Step-by-step explanation:

This is because the decimal can't be made into a ratio or fraction because it doesn't terminate.

I'm stuck brainliest to the first CORRECT ANSWER

Answers

Answer:

7.74 feet (approximate is 8 feet)

Step-by-step explanation:

Radius of the circle is r = 6/2 = 3

Area of the circle is A = π x 3^2 = 9π = 28.26

Area of the square = 6^2 = 36

Remaining board area = 36 - 28.26 = 7.74

Hope this helps! <3

1/2 divided by 6/8= what do you think the answer is

Answers

(1/2)/(6/8) is KCF method into (1/2)(8/6) which is 8/12 or 2/3

Oranges cost 21 cent each. alex buy x and Bobby buys (x+2) oranges. The total cost of these oranges is $4.20

Answers

0.21x+0. 21(x+2)=4.20

19/8 + 5/8 what is the answer to this

Answers

Answer:

24/8 or 3

Step-by-step explanation:

19/8 + 5/8

=> 19 + 5 / 8

=> 24/8

=> 3

If my answer helped, kindly mark me as the brainliest!!

Thanks!!

What term can you add to 5/6 x-4 to make it equivalent to 1/2 x-4

-1/3x

-1/3

1/2x

1/2

Answers

x= 12/5 = 2.400














x=12/5=2.400

4) Divide
(2x2 – 5x + 7) = (x - 3)

Please help me as much as you can.

Answers

Answer:

2x-  5/3x  -7/3

Step-by-step explanation:

yeah

The answer is 2x- 5/3x -7/3

evaluate the determinant please answer i have limited time

Answers

See Explanation

Step-by-step explanation:

[tex] \begin{bmatrix} 1 & 2 \\ 3 & 4 \end{bmatrix} \\ \\ = 4 \times 1 - 3 \times 2 \\ \\ = 4 - 6 \\ \\ = - 2[/tex]

[tex] \begin{bmatrix} 4 & 2 & 6 \\ - 1 & - 4 & 5\\ 3 & 7 & 2 \end{bmatrix} \\ \\

=4(-4\times 2-5\times 7)\\ -2(-1\times 2-5\times 3)\\ +6(-1\times 7-(-4)\times 3)\\\\

= 4(-8-35) -2(-2-15) \\+6(-7+12)\\\\

= 4(-43) -2(-17) +6(5)\\\\

= - 172 + 34 + 30\\\\

= 64 - 172\\\\

= - 108 \\[/tex]

h e l p .................

Answers

Answer:

The answer is 0

Step-by-step explanation:

Answer:

0

Step-by-step explanation:

It is going by two's but with negative numbers so if we go backwards it would be -6, -4, -2, then the blue dot which would be 0.

Starting with the first, on each of Gideon's birthdays, Dr. Prince deposits $1200 into an account earning 4.9% interest compounded annually.

What is the total amount in the account after the deposit made on Gideon's eighteenth birthday?

How much should Dr. Prince have deposited each year if he had wanted the account to be worth $76000 on Gideon's eighteenth birthday?

Answers

Answer:

74t+(-24x)

Step-by-step explanation:

Need asap 9th grade just answer no explanation

Answers

Answer:

(x-3)(x-2)

Step-by-step explanation:

none cause you dont want one

Find the equation of the line

Y= __x + __

Answers

Answer:

y=2x+5

Step-by-step explanation:

0,5

0,7

7-5 is 2

2/0 is 2

to check answer:

(2*0)+5

0+5

=5

See attachment for math work and answer.

Find the Greatest Common Factor of each pair of Numbers.
60 and 72; GCF
45 and 81: GCF:

Answers

60 and 72 is 12 GCF
45 and 81 is 9 GCF

Answer:

60,72 - 12

45,81 - 9

The value of $y$ varies inversely as $\sqrt x$ and when $x=2$, $y=4$. What is $x$ when $y=1$?

Answers

$x=3$ I think that’s it... try that

whats a third of 83 1/2

Answers

Answer:

27.83

The 3 is repeating

Step-by-step explanation:

27.83333333333 but as a fraction 27 5/6.

need help on this asap pleasee:((

Answers

Answer:

hatdogkajsidnevwjqo

Free Response - calculator may be used. Please help 50 points and brainliest

Answers

Answer:

the answer would most likely be A

Step-by-step explanation:

Answer:

the answer is b

Step-by-step explanation:

Is there enough information given to prove that the following pairs of triangles are congruent explain why or why not if not describe the information could be added to guarantee congruence

Answers

C, d, and e are congruent


You need an angle measure and a equal lines to determine if it is congruent. If all three sides are equal, it is also congruent.

An item is regularly priced at $15. Raina bought it at a discount of 65% off the regular price. How much did she pay

Answers

Answer:

She paid $5.25

Step-by-step explanation:

You would multiply 15 times 0.65 and then subtract that from 15 or you could multiply 15 times 0.35 because 100-65 is 35.

Please respond quickly

Answers

A should be the right answer. Hope this helped!

Answer:

5m-4

Step-by-step explanation:

The product of 5 and a number is written as 5(m) <--- any variable you chose.

The solution is 4 less than 5m.

So: 5m-4

Hope this helps ^^

At your job, you move 350 hundredweight barrels in one day. How many tons did you move?

Answers

Answer:

.175 tons

Step-by-step explanation:

350 pounds converts to .175 tons.

AP CAL AB!!!! HELP. A ladder 10 feet long rests against a vertical wall. Let θ be the angle between the top of the ladder and the wall, and let x be the distance from the bottom of the ladder to the wall. If the bottom of the ladder slides away from the wall, how fast does x change with respect to θ when θ=π/3 ?

Answers

Answer:

[tex]\displaystyle \frac{dx}{d\theta}=5\text{ ft/rad}[/tex]

Step-by-step explanation:

Please refer to the diagram below.

We can use the sine function. Recall that the sine function is the ratio between the opposite side and the hypotenuse. Hence:

[tex]\displaystyle \sin(\theta)=\frac{x}{10}[/tex]

We want to find how fast x changes with respect to θ. So, we want to find dx/dθ. Therefore, let's take the derivative of both sides with respect to θ:

[tex]\displaystyle \frac{d}{d\theta}[\sin(\theta)]=\frac{d}{d\theta}\left[\frac{1}{10}x\right][/tex]

Differentiate. Since it's with respect to θ, we can differentiate the left-hand side like normal. On the right, we will implicitly differentiate. This yields:

[tex]\displaystyle \cos(\theta)=\frac{1}{10}\frac{dx}{d\theta}[/tex]

Multiply both sides by 10. So, dx/dθ is:

[tex]\displaystyle \frac{dx}{d\theta}=10\cos(\theta)[/tex]

We want to find dx/dθ when θ is π/3. Thus, substitute π/3 for θ:

[tex]\displaystyle \frac{dx}{d\theta}=10\cos\left(\frac{\pi}{3}\right)[/tex]

Evaluate:

[tex]\displaystyle \frac{dx}{d\theta}=10\left(\frac{1}{2}\right)=5\text{ ft/rad}[/tex]

So, x is changing with respect to θ at a rate of 5 feet per radian.

given the equation y=23x,whats the value of x if y=100

Answers

Answer: 4.3478 or 100/23

Step-by-step explanation:

Set the y values equal to each other since they are the same unknown (x). You end up with 100=23x, solve for x. Move the 23 over to the other side by using division. x=100/23. If you need it in decimal form, 100÷23=4.347826087

Answer:

4.3=x

Step-by-step explanation: y=23x

substitute the variable y to 100. Now the equation looks like this 100=23x. Your next step is to get get x by itself, so you would divide 23 on both sides. That would cancel out the 23 x. The only thing you have to do now is 100 divided by 23 and that would be 4.3 and a whole bunch of number so you just round it to the nearest tenth. You answer would be 4.3.

I need help pls!!!!!!!!!!!!!!!!!!!!!!!!!!1

Answers

Answer:

Since 80 and 40 are both divisible by 40 and 10, 40 and 10 are factors of both 80 and 40.

Step-by-step explanation:

5 less than the product of a number n and 3

Answers

Step-by-step explanation:

5 - 3n

I think sooooooo

Rasheed buys candy bars for $0.63 each. He sells them for $1.50 a piece. Write an equation
to show how many candy bars Rasheed will need to sell to make $522.00. Solve that
equation.

Answers

Answer:

$126

Step-by-step explanation:

Well first you would have to see how much the total sale of 700 chocolate bars is,

700*1.20=$840

Next you need to multiply the 15% thats going to club shirts,

$840*0.15=126

So your answer is $126

solutions of quadratic equations by extracting the square root .

1.3x²=27
2.x²-144=0
3.x²-20=25
4.4x²-16=36
5.(2x-1)² =36​

Answers

Answer:

1: x= 3

2:x=12

3:x= 6.7

4:x=3.6

Unit Test / 16 of 25
1 Pause
Josh practices free throws during basketball practice on Monday and Tuesday, On Monday, he attempts 15 free throws and 6 basketballs
went in the basket. Over both days, Josh wants at least 80% of his balls to go in the basket. If he makes every free throw on Tuesday,
what is the minimum number of free throws required on Tuesday to reach his goal?

Answers

Answer:

30

Step-by-step explanation:

For the minimum free throws, he must put every throw to the basket.

So, let n be the number of throws for Tuesday, in which all the throws are successful.

So, over both the days, total free throws he makes= 15+n.

Total numbers of throws that went in the basket= 6+n.

As he wants at least 80% of his balls to go in the basket.

So, 6+n is greater than or equal to 809% of 15+n, i.e

[tex]6+n\geq \frac{80}{100}\times (15+n)[/tex]

[tex]\Rightarrow 30+5n\geq 60+4n[/tex]

[tex]\Rightarrow n\geq 30.[/tex]

Hence, the minimum number of free throws required on Tuesday to reach his goal is 30.

Somebody please help!

Answers

Answer:

17

Step-by-step explanation:

Plug 4 in, instead of x: 3(4) + 53(4) = 3 × 4 = 12Plug 12 in: 12 + 512 + 5 = 17

I hope this helps!

CAN SOME1 PLEASE HELP ME!!

Answers

Answer:

non linear funtion -4, 2

Step-by-step explanation:

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